19714672

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16879}}^1$

素因数の和:16960

約数の個数: 20

約数和(自身を含む): 38722720

約数和(自身を除く): 19008048

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16879, 33758, 67516, 135032, 270064, 1232167, 2464334, 4928668, 9857336, 19714672]

約数ペア:

[(1, 19714672), (2, 9857336), (4, 4928668), (8, 2464334), (16, 1232167), (73, 270064), (146, 135032), (292, 67516), (584, 33758), (1168, 16879)]